Home › Research › Power & Carbon
✓ Live Market Analysis (Oct 2026)
India's REC Market: How Renewable Energy Certificates Are Traded, Who Must Buy, and What the Price Signal Means
REC Solar currently trades dynamically on the IEX around Rs 1,000/MWh. With the CERC First Amendment fully active, offshore wind RECs carry a 4× multiplier and pumped hydro a 3× multiplier. The RPO trajectory demands 43.33% by 2030. Crucially, while RECs satisfy domestic compliance (RCO/RPO), they do not reduce CBAM embedded emissions. Understanding these mechanics is essential for compliance officers heading into the Q4 FY27 cycle.
Key Takeaways
- The Renewable Energy Certificate (REC) mechanism is the primary compliance instrument for India's Renewable Purchase Obligation (RPO). One REC equals 1 MWh of renewable generation connected to the grid.
- RECs are issued by the National Load Despatch Centre (NLDC), registered with the Grid Controller of India, and traded fortnightly on IEX and PXIL. REC Solar currently trades around Rs 1,000/MWh.
- The CERC (Terms and Conditions for Renewable Energy Certificate Transactions) First Amendment Regulations of 2026 introduced powerful multipliers: offshore wind earns 4 RECs per MWh, and pumped hydro storage earns 3 RECs per MWh dispatched.
- Crucially, RECs satisfy domestic obligations (RPO/RCO) but do not reduce CBAM embedded emissions. CBAM demands the actual emission factor of the electricity physically consumed. Physical PPA procurement is required for CBAM relief.
- The national RPO trajectory targets 43.33% of total electricity consumption by FY2029-30. Non-compliance carries steep SERC penalties (Rs 1.00 to 3.50/kWh shortfall).
- The Energy Storage Obligation (ESO) targets 4-6% by 2030. The 3× pumped hydro REC multiplier incentivises storage development to meet this target without explicit procurement mandates.
India's Renewable Energy Certificate mechanism is now more than a decade old, having launched in 2010 under CERC regulations as the primary flexibility instrument within the RPO framework. Its original design was highly straightforward. Generators producing renewable electricity could earn RECs for every MWh of clean power fed into the grid. Obligated entities that could not meet their RPO targets through direct procurement could simply buy those RECs instead. A REC essentially represented one unit of clean power without the physical electricity, completely separating the environmental attribute from the electron itself.
Fast forward to October 2026, and the REC mechanism operates within a significantly more complex framework. The RPO has been joined by the Renewable Consumption Obligation (RCO), which extends directly to large industrial consumers, and the Energy Storage Obligation (ESO). We also now see distinct technology-specific multipliers for offshore wind and pumped hydro projects. The traditional trading platforms have been supplemented by a Virtual PPA (VPPA) structure under CERC Regulation 14A. Furthermore, the active CBAM dimension has created a critical new analytical requirement. Companies must now distinguish between domestic REC compliance and CBAM embedded emission reduction, which strictly requires physical renewable electricity consumption.
How RECs are issued: the certification and registry chain
A renewable energy generator seeking REC issuance follows a tightly defined registration and verification process administered by NLDC. The generator must register its project on the REC Registry, have its generation formally metered by the state distribution utility or a designated agency, and submit quarterly generation data for rigorous verification. NLDC then issues RECs into the generator's registry account at a rate of one per MWh of verified renewable generation. From there, these certificates can be easily transferred to a trading account on IEX or PXIL for sale in the fortnightly auction sessions.
RECs carry a strict validity period, currently set at four years from the exact date of issuance, after which they expire entirely without value if not surrendered for compliance. This expiry mechanism is smartly designed to prevent the indefinite banking of RECs from past generation periods. It keeps the market's compliance instrument supply closely tied to recent generation rather than historical stockpiles. Obligated entities surrendering RECs for compliance must use RECs issued within this validity window.
The three obligations: RPO, RCO, and ESO
India's Three Renewable Energy Obligations: Coverage, Target, and Compliance Instrument
| Obligation | Who Is Covered | FY2029-30 Target | Compliance Instrument | Administered By |
|---|---|---|---|---|
| Renewable Purchase Obligation (RPO) | Distribution companies, open-access consumers, and captive power users | 43.33% of total electricity consumption must come from RE | Physical RE procurement or RECs on IEX/PXIL | SERCs (central trajectory from MoP) |
| Renewable Consumption Obligation (RCO) | Designated Consumers under the Energy Conservation Act (large industrials) | Rising percentage of non-fossil fuel energy consumption | Physical RE, RECs, or green energy tariff | Bureau of Energy Efficiency (BEE) |
| Energy Storage Obligation (ESO) | Distribution companies and select open-access consumers | 4 to 6% of power drawn from storage systems | Pumped hydro RECs (3× multiplier), direct BESS, or storage PPAs | Ministry of Power and CERC |
These three obligations are closely related but absolutely not identical. An industrial consumer that meets its RCO through REC purchases has simultaneously progressed toward its RPO if it happens to be a captive user or open-access consumer. However, it has not reduced its CCTS Scope 2 GEI to zero. This happens because REC-based compliance reflects average annual energy attribute accounting rather than the hour-by-hour physical renewable consumption that full Scope 2 elimination practically requires.
The critical difference between REC compliance and CBAM embedded emission reduction.
When an aluminium smelter buys RECs on IEX to meet its RCO obligation, it satisfies the regulatory compliance test. However, the CBAM calculation utilizes a totally different logic. Under CBAM Implementing Regulation 2023/1773, the embedded emissions for electricity are calculated using either the actual measured emission factor of the electricity source consumed or the national average emission factor. Purchasing a REC does not change the emission factor of the electricity physically consumed at the smelter (which remains the grid's WAEF or the specific CPP emission factor). Only physical procurement of renewable electricity—through an open access PPA or a captive installation—reduces the CBAM-relevant Scope 2 embedded emission factor. This vital distinction matters enormously for smelters making investment decisions between physical RE procurement and basic REC compliance.
The CERC multipliers: what offshore wind and pumped hydro multipliers mean in practice
The CERC First Amendment Regulations of March 2026 introduced powerful multipliers that completely change the revenue mathematics for offshore wind and pumped hydro storage by awarding multiple RECs per MWh of generation or dispatch. The mechanism does not change the core compliance value of a single REC (one REC still represents one MWh of compliant renewable consumption). However, it drastically changes the number of RECs issued per unit of generation.
For offshore wind developers, the 4× multiplier means that 100 MW of offshore wind generating 450 million units per year earns a staggering 1.8 billion RECs, compared to just 450 million RECs from an equivalent onshore solar installation. At Rs 1,000/MWh, the annual REC revenue from the offshore wind project hits Rs 180 crore versus Rs 45 crore from the solar project. This massive additional revenue dramatically improves the bankability of offshore wind projects, which carry much higher capital costs than onshore solar.
For obligated entities trying to meet their RPO targets, procuring offshore wind RECs satisfies four times the RPO obligation per physical MWh compared to standard solar RECs. A utility needing to demonstrate 5 billion units of RPO compliance can do so by procuring 1.25 billion units of offshore wind generation-backed RECs utilizing the 4× multiplier.
Frequently Asked Questions
What is a Renewable Energy Certificate and how is it different from a Carbon Credit Certificate?
A REC represents one MWh of electricity generated from a certified renewable energy source. It is the official compliance instrument for the RPO and RCO. A Carbon Credit Certificate (CCC), issued under the CCTS, represents one tonne of CO₂e successfully avoided or reduced in GHG emission intensity against a defined baseline. RECs are energy attribute certificates; CCCs are GHG reduction certificates. They satisfy different obligations despite both trading on exchanges like IEX and PXIL.
Can an industrial company use RECs purchased on IEX to reduce its CBAM embedded emissions?
No. Purchasing RECs satisfies domestic RPO and RCO compliance but absolutely does not reduce the CBAM-relevant embedded emission factor of the electricity physically consumed. CBAM embedded emissions use the actual emission factor of the physical electricity source or the national Grid Emission Factor. Only the physical procurement of renewable electricity (e.g., via open access PPA) reduces CBAM Scope 2 emissions.
How often are REC auctions held and what is the settlement process?
REC auctions on IEX and PXIL are held fortnightly. Sellers place RECs for sale at or above a reserve price, and buyers place bids. The exchange clears at the market clearing price. Settlement functions on a T+1 basis (one working day after the trading session). Upon settlement, RECs transfer directly from the seller's registry account to the buyer's account, held securely until surrendered for compliance at the end of the RPO year.
What happens if an obligated entity fails to meet its RPO target?
Non-compliance is strictly enforced by SERCs. Penalties for a shortfall typically range from Rs 1.00 to Rs 3.50 per kWh of electricity falling below the required percentage. Enforcement has strengthened significantly since 2022, and industrial open-access and captive users are increasingly subject to the same compliance scrutiny as large distribution companies.
Sources
- CERC, CERC REC Regulations and First Amendment 2026 outlining the multiplier framework
- Ministry of Power, RPO, RCO and ESO trajectory projections through FY2029-30
- Indian Energy Exchange, REC Solar price data covering current and historical trading sessions
- NLDC, REC Registry details covering the issuance, transfer, and surrender framework
- Bureau of Energy Efficiency, Renewable Consumption Obligation framework derived from the EC Amendment Act 2022